... Professional Manufacturer of Malleable iron pipe fittings 2)Certificate: ISO, SGS, ITS, BSI 3) High quality Galvanized Malleable ... Epoxy, BlackThreadsDIN, BS, NPT, G Thread, MetricShapeBanded, Beaded, PlainRibswith Rib or without RibBrandO,Q,HG,HE,BTMaterialISO 5922, ASTM A197DimensionEN ... 10242, ASME B16.3, ISO 49, BS 143, ...